*SUPPORT*
IN: lug wif gazzer zup OUT: GREEN BLUE RED RED
IN: gazzer tufa wif dax OUT: RED YELLOW BLUE BLUE
IN: wif zup OUT: BLUE BLUE
IN: lug dax OUT: GREEN GREEN
IN: wif OUT: BLUE
IN: gazzer dax OUT: RED RED
IN: lug kiki OUT: GREEN GREEN
IN: gazzer OUT: RED
IN: gazzer gazzer tufa OUT: RED RED YELLOW
IN: wif lug lug kiki OUT: BLUE GREEN GREEN BLUE GREEN GREEN
IN: tufa zup OUT: YELLOW YELLOW
IN: wif gazzer dax OUT: BLUE RED RED
IN: lug zup OUT: GREEN GREEN
IN: wif dax kiki OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: gazzer zup OUT: RED RED
IN: lug OUT: GREEN
IN: tufa dax OUT: YELLOW YELLOW
IN: gazzer kiki kiki OUT: RED RED RED RED
IN: gazzer tufa dax kiki OUT: RED YELLOW YELLOW RED YELLOW YELLOW
IN: lug zup kiki kiki OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa tufa zup OUT: YELLOW YELLOW YELLOW
IN: lug dax kiki OUT: GREEN GREEN GREEN GREEN
IN: tufa wif lug zup OUT: YELLOW BLUE GREEN GREEN
IN: gazzer dax kiki kiki OUT: RED RED RED RED RED RED RED RED

*GRAMMAR*
gazzer -> RED 
 tufa -> YELLOW 
 wif -> BLUE 
 lug -> GREEN 
 u1 zup -> [u1] [u1] 
 x1 kiki -> [x1] [x1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 